/*
 * Project: Sudoku Hint Engine for Android
 * Copyright (C) 2010-2013 Emanuel Moecklin
 * 
 * Available under the terms of the Lesser General Public License (LGPL)
 */
package com.onegravity.sudoku.solver.data;

import java.io.Serializable;
import java.util.List;

/**
 * @author Emanuel Moecklin
 */
public interface ExtraRegion extends Serializable {
    public CellPosition getPosition(int index);
    public List<CellPosition> getPositions();
    public boolean equals(Object o);
    public int getRegionIndex();
}